STANDARD PIPE DEMINSIONS

Welded and Seamless Wrought Steel, Stainless Steel

Industrial Construction Information

Based on ASME/ANSI B 36.10, standard for Welded and Seamless Wrought Steel Pipe
and ASME/ANSI B36.19, standard for Stainless Steel Pipe
A pipe of any nominal size will have the same outside diameter (O.D.) regardless of wall thickness. The inside diameter (I.D.) will decrease as the schedule specification increases the wall thickness.